karthikdrall276 karthikdrall276
  • 13-02-2024
  • Mathematics
contestada

5. The following table gives the distribution of the life time of 400 neon lamps Number of lamps 14 56 60 86 74 62 48 Life time (in hours) 1500-2000 2000-2500 2500-3000 3000-3500 3500-4000 4000-4500 4500-5000 Find the average life time of a lamp.​

Respuesta :

Otras preguntas

what effect did the AEF provide the allied troops during WWI
Which of the Following is Not a principle of Roman Catholicism?
Which gases are carried by red blood cells?
Which expression is equivalent to 27 + 45? 8(3 + 6) 8(19 + 37) 9(3 + 5) 9(18 + 36)
What student most likely explaining
Image files are grouped into two categories: _____.
solve: x^2 = 81 x^2 = -9 x^2 = 20 3x^2 = 125
An example of a behavior that demonstrates identity foreclosure is _____.
1. A sum of money doubles in 20 years on simple interest. It will get triple at the same rate in: a. 40 years b. 50 years c. 30 years d. 60 years e. 80 years
Calcium fluoride (CaF2) has a solubility constant of 3.45 x 10-11 . What is the molar solubility of CaF2 in water? 4.15 x 10-6 M 5.87 x 10-6 M 2.05 x 10-4 M